Renewable energy source is vitality that is produced from normal procedures that are persistently recharged. This incorporates sunlight, geothermal heat, wind, tides, water, and different types of biomass. This Energy can't be depleted and is continually recharged. Renewable energy technologies range solar power, wind power, hydroelectricity/micro hydro, biomass and bio fuels for transportation. The utilization of Renewable fuels dates to Neolithic times, when cave tenants made fire from wood and different biomass for cooking and heating. For a large number of years from that point, sustainable power source was all people utilized. The little measures of vitality available to people through customary scattered sustainable power sources implied that for centuries, human lives stayed unaltered.